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2Uv.01

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  • What number comes before 50?
    49.
  • What number comes after 19?
    20.
  • What number comes after 59?
    60.
  • What number comes before 77?
    76.
  • What number comes after 39?
    40.
  • What number comes before 15?
    14.
  • What number comes before 100?
    99.
  • What number comes before 30?
    29.
  • What number comes after 89?
    90.
  • What number comes after 9?
    10.
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